
#include "lcd.h"
	   #include<font.h> 
///////////////////////////////////////////////////////////////////	 
				 
//LCD的画笔颜色和背景色	   
u16 POINT_COLOR=0x0000;	//画笔颜色
u16 BACK_COLOR=0xFFFF;  //背景色 

//管理LCD重要参数
//默认为竖屏
//_lcd_dev lcddev;

//写寄存器函数
//regval:寄存器值
void LCD_WR_REG(u8 Reg)
{	  
	  LCD_RS=0;
	  SPDAT = Reg;                          
   	while (!(SPSTAT & 0x80));             
  	SPSTAT = 0xc0;
	
     }


//写LCD数据
//data:要写入的值
void LCD_WR_DATA(u16 DATA)
{
	  LCD_RS=1;
		SPDAT = DATA;                          
		while (!(SPSTAT & 0x80));             
  	SPSTAT = 0xc0;
}


//写寄存器
//LCD_Reg:寄存器地址
//LCD_RegValue:要写入的数据
void LCD_WriteReg(u8 LCD_Reg, u16 LCD_RegValue)
{	

	LCD_WR_REG(LCD_Reg);
	LCD_WR_DATA(LCD_RegValue);
	
}	



//LCD写GRAM
//RGB_Code:颜色值
void LCD_WriteRAM(u16 DAT)
{
		//flash_cs = 0;
   LCD_WR_DATA(DAT>>8);
	 LCD_WR_DATA(DAT);
		//flash_cs = 1;
}

  
//设置光标位置
//Xpos:横坐标
//Ypos:纵坐标
void LCD_SetCursor(u16 Xpos, u16 Ypos)
{	 
	LCD_WR_REG(0x2A); 
	LCD_WR_DATA(Xpos>>8); 
	LCD_WR_DATA(Xpos&0XFF);	
  	
	LCD_WR_REG(0x2b); 
	LCD_WR_DATA(Ypos>>8); 
	LCD_WR_DATA(Ypos&0XFF);
} 	



//void LCD_Set_Window(u16 sx,u16 sy,u16 width,u16 height)
//{   
//	width=sx+width-1;
//	height=sy+height-1;

//	LCD_WR_REG(0x2A);
//	LCD_WR_DATA(sx>>8);  
//	LCD_WR_DATA(sx&0XFF);	  
//	LCD_WR_DATA(width>>8);   
//	LCD_WR_DATA(width&0XFF);   
//	LCD_WR_REG(0x2b);
//	LCD_WR_DATA(sy>>8);   
//	LCD_WR_DATA(sy&0XFF);  
//	LCD_WR_DATA(height>>8);   
//	LCD_WR_DATA(height&0XFF);  
//}


void LCD_Init(void)
{ 	
	u16 regval=0;
	u8 dirreg=0;	
		
  //LCD复位 
	LCD_RST = 1;
	delay_ms(1);
	LCD_RST = 0;
	delay_ms(80);
	LCD_RST = 1;
	delay_ms(10);

	
	//*************LCD Driver Initial **********//
	LCD_WR_REG(0x11); // Sleep Out
	delay_ms(120); // Delay 120ms
	LCD_WR_REG(0xf0) ; 
	LCD_WR_DATA(0xc3) ;
	LCD_WR_REG(0xf0) ;
	LCD_WR_DATA(0x96) ;
	LCD_WR_REG(0x36);
	LCD_WR_DATA(0x48);
	LCD_WR_REG(0xB4);
	LCD_WR_DATA(0x01);
	LCD_WR_REG(0xB7) ;
	LCD_WR_DATA(0xC6) ;
	LCD_WR_REG(0xe8);
	LCD_WR_DATA(0x40);
	LCD_WR_DATA(0x8a);
	LCD_WR_DATA(0x00);
	LCD_WR_DATA(0x00);
	LCD_WR_DATA(0x29);
	LCD_WR_DATA(0x19);
	LCD_WR_DATA(0xa5);
	LCD_WR_DATA(0x33);
	LCD_WR_REG(0xc1);
	LCD_WR_DATA(0x06);
	LCD_WR_REG(0xc2);
	LCD_WR_DATA(0xa7);
	LCD_WR_REG(0xc5);
	LCD_WR_DATA(0x18);
	LCD_WR_REG(0xe0); //Positive Voltage Gamma Control
	LCD_WR_DATA(0xf0);
	LCD_WR_DATA(0x09);
	LCD_WR_DATA(0x0b);
	LCD_WR_DATA(0x06);
	LCD_WR_DATA(0x04);
	LCD_WR_DATA(0x15);
	LCD_WR_DATA(0x2f);
	LCD_WR_DATA(0x54);
	LCD_WR_DATA(0x42);
	LCD_WR_DATA(0x3c);
	LCD_WR_DATA(0x17);
	LCD_WR_DATA(0x14);
	LCD_WR_DATA(0x18);
	LCD_WR_DATA(0x1b); 
	LCD_WR_REG(0xe1); //Negative Voltage Gamma Control
	LCD_WR_DATA(0xf0);
	LCD_WR_DATA(0x09);
	LCD_WR_DATA(0x0b);
	LCD_WR_DATA(0x06);
	LCD_WR_DATA(0x04);
	LCD_WR_DATA(0x03);
	LCD_WR_DATA(0x2d);
	LCD_WR_DATA(0x43);
	LCD_WR_DATA(0x42);
	LCD_WR_DATA(0x3b);
	LCD_WR_DATA(0x16);
	LCD_WR_DATA(0x14);
	LCD_WR_DATA(0x17);
	LCD_WR_DATA(0x1b);
	LCD_WR_REG(0xf0);
	LCD_WR_DATA(0x3c);
	LCD_WR_REG(0xf0);
	LCD_WR_DATA(0x69);
    
		

		
	LCD_WR_REG(0x3A);
	LCD_WR_DATA(0x55);
	
	delay_ms(120); //Delay 120ms
	LCD_WR_REG(0x29); //Display ON
	
	LCD_WriteReg(0x36,0x00e8);
			
	LCD_WR_REG(0x2a); 
	LCD_WR_DATA(0x00);
	LCD_WR_DATA(0x00);
	LCD_WR_DATA(0x01);
	LCD_WR_DATA(0xdf);
	
	LCD_WR_REG(0x2b); 
	LCD_WR_DATA(0x00);
	LCD_WR_DATA(0x00);
	LCD_WR_DATA(0x01);
	LCD_WR_DATA(0x3f); 	
	
} 


		
		
//HW_Reset();
//Delay(120);
////msWrite(Command,0x11);
//Delay(120);
////msWrite(Command,0x36);
//Write(Parameter,0x48);

//Write(Command,0x3A);
//Write(Parameter,0x77);

//Write(Command,0xF0);
//Write(Parameter,0xC3);

//Write(Command,0xF0);
//Write(Parameter,0x96);

//Write(Command,0xB4);
//Write(Parameter,0x01);

//Write(Command,0xC1);
//Write(Parameter,0x13);

//Write(Command,0xC2);
//Write(Parameter,0xA7);

//Write(Command,0xC5);
//Write(Parameter,0x23);

//Write(Command,0xE8);
//Write(Parameter,0x40);
//Write(Parameter,0x8A);
//Write(Parameter,0x00);
//Write(Parameter,0x00);
//Write(Parameter,0x29);
//Write(Parameter,0x19);
//Write(Parameter,0xA5);
//Write(Parameter,0x33);

//Write(Command,0xE0);
//Write(Parameter,0xF0);
//Write(Parameter,0x07);
//Write(Parameter,0x0B);
//Write(Parameter,0x08);
//Write(Parameter,0x07);
//Write(Parameter,0x04);
//Write(Parameter,0x2E);
//Write(Parameter,0x33);
//Write(Parameter,0x45);
//Write(Parameter,0x17);
//Write(Parameter,0x13);
//Write(Parameter,0x13);
//Write(Parameter,0x29);
//Write(Parameter,0x30);

//Write(Command,0xE1);
//Write(Parameter,0xF0);
//Write(Parameter,0x07);
//Write(Parameter,0x0B);
//Write(Parameter,0x08);
//Write(Parameter,0x07);
//Write(Parameter,0x04);
//Write(Parameter,0x2E);
//Write(Parameter,0x33);
//Write(Parameter,0x45);
//Write(Parameter,0x17);
//Write(Parameter,0x13);
//Write(Parameter,0x13);
//Write(Parameter,0x29);
//Write(Parameter,0x30);

//Write(Command,0xF0);
//Write(Parameter,0x3C);

//Write(Command,0xF0);
//Write(Parameter,0x69);

//Write(Command,0x29);
//Write(Command,0x21);		
		
//清屏函数
//color:要清屏的填充色
void LCD_Clear(u16 color)
{
	u16 i,j;
  LCD_SetCursor(0x00,0x0000);	//设置光标位置
	LCD_WR_REG(0x2c);     //开始写入GRAM	 	  
//	for(index=0;index<totalpoint;index++)
//	{
//		LCD_WriteRAM(color);	   
//	}
	
	for(i=0;i<480;i++)   
	{
		for(j=0;j<320;j++)   
		{
			LCD_WriteRAM(color);   
		}							  
	
	}
	
}  


////在指定区域内填充单个颜色
////(sx,sy),(ex,ey):填充矩形对角坐标,区域大小为:(ex-sx+1)*(ey-sy+1)   
////color:要填充的颜色
void LCD_Fill(u16 sx,u16 sy,u16 ex,u16 ey,u16 color)
{          
	u16 i,j;
	u16 xlen=0;
	xlen=ex-sx+1;	   
	for(i=sy;i<=ey;i++)
	{
	 	LCD_SetCursor(sx,i);      				//设置光标位置 
		LCD_WR_REG(0x2c);     			//开始写入GRAM	  
		for(j=0;j<xlen;j++)LCD_WriteRAM(color);	//设置光标位置 	    
	}
}  


//////在指定区域内填充指定颜色块			 
//////(sx,sy),(ex,ey):填充矩形对角坐标,区域大小为:(ex-sx+1)*(ey-sy+1)   
//////color:要填充的颜色
//void LCD_Color_Fill(u16 sx,u16 sy,u16 ex,u16 ey,u16 *color)
//{  
//	u16 height,width;
//	u16 i,j;
//	width=ex-sx+1; 		//得到填充的宽度
//	height=ey-sy+1;		//高度
// 	for(i=0;i<height;i++)
//	{
// 		LCD_SetCursor(sx,sy+i);   	//设置光标位置 
//		LCD_WR_REG(0x2c);     //开始写入GRAM
//		for(j=0;j<width;j++)
//		{
//			LCD_WriteRAM(color[i*height+j]);//写入数据 
//		}	

//  }
//}  


//画点
//x,y:坐标
//POINT_COLOR:此点的颜色
void LCD_DrawPoint(u16 x,u16 y)
{
	LCD_SetCursor(x,y);		//设置光标位置 
	LCD_WR_REG(0x2c);	//开始写入GRAM
	LCD_WriteRAM(POINT_COLOR); 
}

////画线
////x1,y1:起点坐标
////x2,y2:终点坐标  
void LCD_DrawLine(u16 x1, u16 y1, u16 x2, u16 y2)
{
	u16 t; 
	int xerr=0,yerr=0,delta_x,delta_y,distance; 
	int incx,incy,uRow,uCol; 
	delta_x=x2-x1; //计算坐标增量 
	delta_y=y2-y1; 
	uRow=x1; 
	uCol=y1; 
	if(delta_x>0)incx=1; //设置单步方向 
	else if(delta_x==0)incx=0;//垂直线 
	else {incx=-1;delta_x=-delta_x;} 
	if(delta_y>0)incy=1; 
	else if(delta_y==0)incy=0;//水平线 
	else{incy=-1;delta_y=-delta_y;} 
	if( delta_x>delta_y)distance=delta_x; //选取基本增量坐标轴 
	else distance=delta_y; 
	for(t=0;t<=distance+1;t++ )//画线输出 
	{  
		LCD_DrawPoint(uRow,uCol);//画点 
		xerr+=delta_x ; 
		yerr+=delta_y ; 
		if(xerr>distance) 
		{ 
			xerr-=distance; 
			uRow+=incx; 
		} 
		if(yerr>distance) 
		{ 
			yerr-=distance; 
			uCol+=incy; 
		} 
	}  
}    


//////画矩形	  
//////(x1,y1),(x2,y2):矩形的对角坐标
//void LCD_DrawRectangle(u16 x1, u16 y1, u16 x2, u16 y2)
//{
//	LCD_DrawLine(x1,y1,x2,y1);
//	LCD_DrawLine(x1,y1,x1,y2);
//	LCD_DrawLine(x1,y2,x2,y2);
//	LCD_DrawLine(x2,y1,x2,y2);
//}
//////在指定位置画一个指定大小的圆
//////(x,y):中心点
//////r    :半径
//void Draw_Circle(u16 x0,u16 y0,u8 r)
//{
//	int a,b;
//	int di;
//	a=0;b=r;	  
//	di=3-(r<<1);             //判断下个点位置的标志
//	while(a<=b)
//	{
//		LCD_DrawPoint(x0+a,y0-b);             //5
// 		LCD_DrawPoint(x0+b,y0-a);             //0           
//		LCD_DrawPoint(x0+b,y0+a);             //4               
//		LCD_DrawPoint(x0+a,y0+b);             //6 
//		LCD_DrawPoint(x0-a,y0+b);             //1       
// 		LCD_DrawPoint(x0-b,y0+a);             
//		LCD_DrawPoint(x0-a,y0-b);             //2             
//  	LCD_DrawPoint(x0-b,y0-a);             //7     	         
//		a++;
//		//使用Bresenham算法画圆     
//		if(di<0)di +=4*a+6;	  
//		else
//		{
//			di+=10+4*(a-b);   
//			b--;
//		} 						    
//	}
//} 									  
////在指定位置显示一个字符
////x,y:起始坐标
////num:要显示的字符:" "--->"~"
////size:字体大小 12/16
////mode:叠加方式(1)还是非叠加方式(0)
void LCD_ShowChar(u16 x,u16 y,u8 ASC,u16 color)
{  							  
  u8 temp,t1,t;
	u16 y0=y;
	   			     
	//设置窗口
	if(ASC>='A'&&ASC<='Z') ASC=ASC-('A'-10);//得到偏移后的值
	else if(ASC>='0'&&ASC<='9') ASC=ASC-'0';
	else ASC=36;
		

	   for(t=0;t<64;t++)
	    {   
			  temp=asc2_3232[ASC][t];		 //调用1608字体 	
				t1 = 8;
			while(t1--)
			{			    
		        if(temp&0x80)LCD_DrawPoint(x,y); 
				temp<<=1;
				y++;
				if(x>=480){POINT_COLOR=color;return;}//超区域了
				if((y-y0)==32)
				{
					y=y0;
					x++;
					if(x>=480){POINT_COLOR=color;return;}//超区域了
					break;
				}
			}  	 
	    }     
	}
////在指定位置显示一个汉字
////x,y:起始坐标
////num:要显示的字符:" "--->"~"
////size:字体大小 12/16
////mode:叠加方式(1)还是非叠加方式(0)
void LCD_ShowHz(u16 x,u16 y,u8 ASC,u16 color)
{  							  
  u8 temp,t1,t;
	u16 y0=y;
	   			     
	//设置窗口
	if(ASC>='0'&&ASC<=';') ASC=ASC-'0';
	else ASC=0;
		

	   for(t=0;t<128;t++)
	    {   
			  temp=hz_3232[ASC][t];		 //调用1608字体 	
				t1 = 8;
			while(t1--)
			{			    
		        if(temp&0x80)LCD_DrawPoint(x,y); 
				temp<<=1;
				y++;
				if(x>=480){POINT_COLOR=color;return;}//超区域了
				if((y-y0)==32)
				{
					y=y0;
					x++;
					if(x>=480){POINT_COLOR=color;return;}//超区域了
					break;
				}
			}  	 
	    }     
	}

//	
	
////	POINT_COLOR=colortemp;	    	   	 	  
////}   
////m^n函数
////返回值:m^n次方.
//u32 LCD_Pow(u8 m,u8 n)
//{
//	u32 result=1;	 
//	while(n--)result*=m;    
//	return result;
//}			 
////显示数字,高位为0,则不显示
////x,y :起点坐标	 
////len :数字的位数
////size:字体大小
////color:颜色 
////num:数值(0~4294967295);	 
//void LCD_ShowNum(u16 x,u16 y,u32 num,u8 len,u16 color)
//{         	
//	u8 t,temp;
//	u8 enshow=0;						   
//	for(t=0;t<len;t++)
//	{
//		temp=(num/LCD_Pow(10,len-t-1))%10;
//		if(enshow==0&&t<(len-1))
//		{
//			if(temp==0)
//			{
//				//LCD_ShowChar(u16 x,u16 y,u8 ASC)
//				LCD_ShowChar(x+8*t,y,' ',color);
//				continue;
//			}else enshow=1; 
//		 	 
//		}
//	 	LCD_ShowChar(x+8*t,y,temp+'0',color); 
//	}
//} 
//显示数字,高位为0,还是显示
//x,y:起点坐标
//num:数值(0~999999999);	 
//len:长度(即要显示的位数)
//size:字体大小
//mode:
//[7]:0,不填充;1,填充0.
//[6:1]:保留
//[0]:0,非叠加显示;1,叠加显示.
//void LCD_ShowxNum(u16 x,u16 y,u32 num,u8 len,u8 size,u8 mode)
//{  
//	u8 t,temp;
//	u8 enshow=0;						   
//	for(t=0;t<len;t++)
//	{
//		temp=(num/LCD_Pow(10,len-t-1))%10;
//		if(enshow==0&&t<(len-1))
//		{
//			if(temp==0)
//			{
//				if(mode&0X80)LCD_ShowChar(x+(size/2)*t,y,'0',size,mode&0X01);  
//				else LCD_ShowChar(x+(size/2)*t,y,' ',size,mode&0X01);  
// 				continue;
//			}else enshow=1; 
//		 	 
//		}
//	 	LCD_ShowChar(x+(size/2)*t,y,temp+'0',size,mode&0X01); 
//	}
//} 
////显示字符串
////x,y:起点坐标
////width,height:区域大小  
////size:字体大小
////*p:字符串起始地址	


void LCD_ShowString(u16 x,u16 y,u16 width,u16 height,u8 *p,u16 color,bit isHz)
{         
	u8 x0=x;
	width+=x;
	height+=y;
	
	SPCTL = 0xd0;                             
	SPSTAT = 0xc0; 
	LCD_CS = 0;
	POINT_COLOR=color;
    while((*p<='~')&&(*p>=' '))//判断是不是非法字符!
    {       
        if(x>=width){x=x0;y+=32;}
        if(y>=height)break;//退出
				if(0==isHz)
				{
					LCD_ShowChar(x,y,*p,color);
					x+=16;//16/2;
				}
				else
				{
					LCD_ShowHz(x,y,*p,color);
					x+=32;//16/2;
				}
        p++;
    }  
	LCD_CS = 1;
}




